"She'd come in the room and not talk to Lindsay -- she was very focused," Waters said. "Lindsay kind of got nervous around her, and I thought that, more than anything, was going to be the deciding factor, the fact that she affected Lindsay in that way."

McAdams says that wasn't the case.

"It's just funny to hear that because you never know what people are thinking," McAdams said. "We all try to act like we've got it together."